#
# Copyright (c) 2010, Monash e-Research Centre
#   (Monash University, Australia)
# Copyright (c) 2010, VeRSI Consortium
#   (Victorian eResearch Strategic Initiative, Australia)
# All rights reserved.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
#    *  Redistributions of source code must retain the above copyright
#       notice, this list of conditions and the following disclaimer.
#    *  Redistributions in binary form must reproduce the above copyright
#       notice, this list of conditions and the following disclaimer in the
#       documentation and/or other materials provided with the distribution.
#    *  Neither the name of the VeRSI, the VeRSI Consortium members, nor the
#       names of its contributors may be used to endorse or promote products
#       derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
from django.template import Library
from django import template

def gt(value, arg):
	"Returns a boolean of whether the value is greater than the \
argument"
	return value > int(arg)

def lt(value, arg):
	"Returns a boolean of whether the value is less than the argument"
	return value < int(arg)

def gte(value, arg):
	"Returns a boolean of whether the value is greater than or equal to \
the argument"
	return value >= int(arg)

def lte(value, arg):
	"Returns a boolean of whether the value is less than or equal to \
the argument"
	return value <= int(arg)

def length_gt(value, arg):
	"Returns a boolean of whether the value's length is greater than \
the argument"
	return len(value) > int(arg)

def length_lt(value, arg):
	"Returns a boolean of whether the value's length is less than the \
argument"
	return len(value) < int(arg)

def length_gte(value, arg):
	"Returns a boolean of whether the value's length is greater than or \
equal to the argument"
	return len(value) >= int(arg)

def length_lte(value, arg):
	"Returns a boolean of whether the value's length is less than or \
equal to the argument"
	return len(value) <= int(arg)

register = template.Library()
register.filter('gt', gt)
register.filter('lt', lt)
register.filter('gte', gte)
register.filter('lte', lte)
register.filter('length_gt', length_gt)
register.filter('length_lt', length_lt)
register.filter('length_gte', length_gte)
register.filter('length_lte', length_lte)